OpenTechnical

OT-2026-000011514

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000011514) never changes.

Identity and time

Publication numberOT-2026-000011514 · never reused
Internal UUID01a0ae6c-88ff-7489-9b21-69afdb216f40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011514
StatusPUBLIC

Content hashes

Canonical text19c8a445ca381d54ed3332b1a35cff7ad68ac91b1162c7fa9d4f9c75d2a380d8
Markdown0c602ca2eb7adb0acbffbd515178e7671bcd24d485f61484f77c1d3dc886b61a
PDF
Publication page1fd36e92cf1282be833b5f53665aa8c4d50779f2e655a823b9057ad7b8cf9758
Manifeste586d49f494c1094013e5097c7c06176b9571498c93602ad9d3a437c3df90749

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturenbbL/iKNmTgK7RFKSKjzWM2CXKxxfMOD3o/0coKvDqiucLo/exxVQZS19jjF9iKN0ik06K/bVgnh4Wx3XnMIDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:17.831011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011514
observed 1fd36e92cf1282be833b5f53665aa8c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.814446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011514/manifest.json
observed e586d49f494c1094013e5097c7c06176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.795107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011514/publication.md
observed 0c602ca2eb7adb0acbffbd515178e767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:17.777154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011514/publication.txt
observed 19c8a445ca381d54ed3332b1a35cff7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.